. >>> also right now, the search for missing malaysia airlines flight 370 entering a new stage. it involve, a huge expansion of the search area. that could take 6 to 8 months to complete. >>> right now, outrage is intensifying over the racist comments alley made allegedly the own of the clippers. the question now, what should the nba do, what can the nba do? >>> hello, i'm wolf blitzer reporting from washington. we begin with powerful tornadoes ripping through the central and southern united states. at least 16 people are dead and 100 or more have been treated at hospitals. residents were warned about these tornadoes, but they were still stunned by the intensity. listen to what one witness found off a highway in vilonia, arkansas. >> what did you see as you guys were some of the first on the scene after the destruction hit. >> well, it was a crazy scene when we pulled up. we knew there would be damage. because we did see the tornado on the ground. we knew it would cross the freeway. but we weren't really prepared for the scene we were about to roll up to. this is some really, re